General
This Siemens TIA Portal function block is the brain of this solution and takes care about the activation and deactivation of all messages and alsotakes care about all other necessary stuff in the background. The linkes DB has have the name “PLC_Alarm_Handler_DB”. Otherwise the FC’s do not find the way to the DB, but the compiler will tell you.
Inputs
Name | Data type | Comment |
---|---|---|
Ack | Bool | Acknowledge signal. Rising edge will reset the messages who are ready to reset (“Active” signal is “0”) |
First_Cycle | Bool | This input resets some counter and initialize some structures |